Company Filing History:
2 out of 21,594 
1 out of 1 
1 out of 195 Years Active: 1988-1995
Title: Frank R Whitehead: Innovator in Ultrasonic Measurement and Magneto-Optical Systems
Introduction
Frank R Whitehead is a notable inventor based in Orangevale, California. He holds a total of 5 patents that showcase his contributions to the fields of ultrasonic measurements and magneto-optical systems. His innovative work has significantly impacted medical equipment testing and optical disk drive technology.
Latest Patents
One of his latest patents is an "Apparatus for quantitative measurements of ultrasonic wave power." This invention utilizes a schlieren imaging system to provide quantitative images suitable for testing medical equipment. It includes precision optics that form an image of a medium through which an ultrasonic acoustic wave propagates. A spatial filter is employed to pass diffracted light while blocking other light. A camera captures an image of the medium from the diffracted light, allowing for the determination of acoustic pressures or intensities. The system is calibrated using a reference ultrasonic acoustic wave, ensuring accurate measurements.
Another significant patent is the "Achromatic expansion prism for magneto-optical drive." This invention features an achromatic expansion prism designed for use in magneto-optical disk drive systems. It comprises a first prism with a specific dispersion value and a constant deviation prism that reflects the light beam in a consistent direction. This design simplifies the alignment of the prism, making it more efficient and compact.
Career Highlights
Throughout his career, Frank R Whitehead has worked with prominent companies, including Eastman Kodak Company. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Frank has collaborated with notable individuals in his field, including Alan B Marchant and Ingolf Sander. These partnerships have likely enhanced his work and led to further advancements in his inventions.
Conclusion
Frank R Whitehead's contributions to ultrasonic measurement and magneto-optical systems demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology in meaningful ways.